diff --git a/lisp/icejam-company-yasnippet.el b/lisp/icejam-company-yasnippet.el
index d774c25..927aaa9 100644
--- a/lisp/icejam-company-yasnippet.el
+++ b/lisp/icejam-company-yasnippet.el
@@ -88,7 +88,6 @@
 (define-key text-mode-map (kbd "<f13>") 'icejam/insert-space-and-complete)
 (define-key text-mode-map (kbd "TAB") 'company-indent-or-complete-common)
 
-
 ;;; Copilot and other GPT stuff
 (use-package copilot
   :straight (:host github :repo "copilot-emacs/copilot.el" :files ("*.el"))
@@ -104,6 +103,7 @@
 
 (defcustom anthropic-api-key "api-key" "The value of your Anthropic API key."
   :type 'string
+  :group 'icejam
   :initialize 'custom-initialize-set)
 
 (setq
diff --git a/lisp/icejam-fonts.el b/lisp/icejam-fonts.el
index 0da36b0..d2ea387 100644
--- a/lisp/icejam-fonts.el
+++ b/lisp/icejam-fonts.el
@@ -21,7 +21,7 @@
                'default frame :font
                (format "%s %d" icejam-font (- icejam-font-size 2))))))
 
-(defun set-font (name size)
+(defun icejam/set-font (name size)
   "Set font to NAME and its SIZE to X pixels."
   (interactive "sNew font: \nnEnter size for %s: ")
   (setq icejam-font name)
@@ -65,7 +65,7 @@
 ;; (defvar icejam-font "IBM Plex Mono")
 (defvar icejam-font-size 14)
 
-(defun set-font-to-screen ()
+(defun icejam/set-font-to-screen ()
   "Automatically set font size to suit the monitor."
   ;; If display is set to emulate FullHD resultion or less, make the font
   ;; smaller.
@@ -73,38 +73,38 @@
   (cond ((eq (x-display-list) nil))
         ;; built-in screen
         ((>= 1050 (x-display-pixel-height))
-         (set-font icejam-font icejam-font-size))
+         (icejam/set-font icejam-font icejam-font-size))
 
         ;; 4K screen on a Mac
         ((>= 1080 (x-display-pixel-height))
-         (set-font icejam-font icejam-font-size))
+         (icejam/set-font icejam-font icejam-font-size))
 
         ;; Other screens
         ((>= 1120 (x-display-pixel-height))
-         (set-font icejam-font icejam-font-size))
+         (icejam/set-font icejam-font icejam-font-size))
 
         ((>= 1440 (x-display-pixel-height))
-         (set-font icejam-font (+ icejam-font-size 3)))
+         (icejam/set-font icejam-font (+ icejam-font-size 3)))
 
         ((>= 1920 (x-display-pixel-height))
-         (set-font icejam-font icejam-font-size))
+         (icejam/set-font icejam-font icejam-font-size))
 
         ;; 4K screen on Windows or Linux
         ((>= 2160 (x-display-pixel-height))
-         (set-font icejam-font (- icejam-font-size 3)))
+         (icejam/set-font icejam-font (- icejam-font-size 3)))
 
         ;; Default
-        (t (set-font icejam-font (- icejam-font-size 3)))))
+        (t (icejam/set-font icejam-font (- icejam-font-size 3)))))
 
 ;; Do it automatically on startup
-(set-font-to-screen)
+(icejam/set-font-to-screen)
 
-(defun set-font-size (size)
+(defun icejam/set-font-size (size)
   "Set font to a specified SIZE."
   (interactive "nEnter size for font: ")
-  (set-font icejam-font size))
+  (icejam/set-font icejam-font size))
 
-(defun set-font-size-for-this-frame (new-size)
+(defun icejam/set-font-size-for-this-frame (new-size)
   "Set font NEW-SIZE for this frame only."
   (interactive "nEnter new size for font in this frame: ")
   (set-frame-font (format "%s %d" icejam-font new-size)))
diff --git a/lisp/langs/icejam-lang-clang.el b/lisp/langs/icejam-lang-clang.el
index f408ab6..bd6cc2d 100644
--- a/lisp/langs/icejam-lang-clang.el
+++ b/lisp/langs/icejam-lang-clang.el
@@ -4,7 +4,9 @@
 
 (require 'icejam-prog-mode)
 
-(defun icejam-lang-clang/activate-clang-mode ()
+(declare-function column-enforce-n "column-enforce-mode" (number))
+
+(defun icejam-lang/activate-clang-mode ()
   "Goodies for editing c files."
 
   ;; Set column width to 100
@@ -22,7 +24,7 @@
   (add-to-list (make-local-variable 'company-backends)
                '(company-etags company-yasnippet)))
 
-(add-hook 'c-mode-hook 'icejam-lang-clang/activate-clang-mode)
+(add-hook 'c-mode-hook 'icejam-lang/activate-clang-mode)
 
 (provide 'icejam-lang-clang)
 ;;; icejam-lang-clang.el ends here
diff --git a/lisp/langs/icejam-lang-clojure.el b/lisp/langs/icejam-lang-clojure.el
index 142c5c4..ff22492 100644
--- a/lisp/langs/icejam-lang-clojure.el
+++ b/lisp/langs/icejam-lang-clojure.el
@@ -1,10 +1,12 @@
-;;; languages/clojure -- summary -*- lexical-binding: t; -*-
+;;; icejam-lang-clojure.el -- summary -*- lexical-binding: t; -*-
 ;;; Commentary:
 ;;; Code:
 
 (require 'icejam-prog-mode)
 (require 'icejam-transient)
 
+(declare-function column-enforce-n "column-enforce-mode" (number))
+
 (use-package clojure-mode :defer t :straight t)
 
 (use-package cider
@@ -20,7 +22,7 @@
 	:straight t)
 
 ;; Transient
-(transient-define-prefix icejam-lang-clojure/cider-context-menu ()
+(transient-define-prefix icejam-lang/cider-context-menu ()
   "Clojure Buffer Commands."
   [""
    ["Cider"
@@ -34,29 +36,28 @@
   [""
    ("q"  "Quit"        keyboard-quit)])
 
-(defun icejam-lang-clojure/activate-clojure-mode ()
+(defun icejam-lang/activate-clojure-mode ()
   "Goodies for clojure files."
   (icejam/set-indent 2) ;; Default indentation of 2 characters
   (column-enforce-n 80)
-  (clj-refactor-mode 1)
   (cider-mode 1)
   (setq-local indent-tabs-mode nil)
 
   (define-key
-    clojure-mode-map (kbd "C-c l") 'icejam-lang-clojure/cider-context-menu)
+    clojure-mode-map (kbd "C-c l") 'icejam-lang/cider-context-menu)
 
   ;; Do not enable paredit for clojure
   ;; (paredit-mode 1)
 	;; Do not show separate error window when in REPL
   (setq cider-show-error-buffer 'except-in-repl))
 
-(add-hook 'clojure-mode-hook 'icejam-lang-clojure/activate-clojure-mode)
+(add-hook 'clojure-mode-hook 'icejam-lang/activate-clojure-mode)
 
-(defun icejam-lang-clojure/clj-repl-config ()
+(defun icejam-lang/clojure-repl-config ()
   "Do not show stacktrace when in REPL."
 	(setq-local cider-show-error-buffer 'except-in-repl))
 
-(add-hook 'cider-repl-mode-hook 'icejam-lang-clojure/clj-repl-config)
+(add-hook 'cider-repl-mode-hook 'icejam-lang/clojure-repl-config)
 (add-hook 'cider-mode-hook #'cider-company-enable-fuzzy-completion)
 
 (provide 'icejam-lang-clojure)
diff --git a/lisp/langs/icejam-lang-common-lisp.el b/lisp/langs/icejam-lang-common-lisp.el
index ae737e9..c99ac77 100644
--- a/lisp/langs/icejam-lang-common-lisp.el
+++ b/lisp/langs/icejam-lang-common-lisp.el
@@ -15,7 +15,6 @@
 (use-package slime-company :straight t
   :requires (slime company))
 
-
 (setq inferior-lisp-program "sbcl")
 (slime-setup '(slime-fancy slime-company slime-quicklisp slime-asdf))
 
diff --git a/lisp/langs/icejam-lang-dart.el b/lisp/langs/icejam-lang-dart.el
index b884350..9545009 100644
--- a/lisp/langs/icejam-lang-dart.el
+++ b/lisp/langs/icejam-lang-dart.el
@@ -7,11 +7,11 @@
 (use-package dart-mode :straight t :defer t)
 (use-package lsp-dart :defer t :straight t :requires (dart-mode lsp))
 
-(defun icejam-lang-dart/activate-dart-mode ()
+(defun icejam-lang/activate-dart-mode ()
   "Reconfigure dart mode for your own purposes."
   (lsp))
 
-(add-hook 'dart-mode-hook 'icejam-lang-dart/activate-dart-mode)
+(add-hook 'dart-mode-hook 'icejam-lang/activate-dart-mode)
 
 (provide 'icejam-lang-dart)
 ;;; icejam-lang-dart.el ends here
diff --git a/lisp/langs/icejam-lang-dhall.el b/lisp/langs/icejam-lang-dhall.el
index c96f820..be40d76 100644
--- a/lisp/langs/icejam-lang-dhall.el
+++ b/lisp/langs/icejam-lang-dhall.el
@@ -7,11 +7,11 @@
 
 (use-package dhall-mode :straight t :defer t :requires (lsp))
 
-(defun icejam-lang-dhall/activate-dhall-mode ()
+(defun icejam-lang/activate-dhall-mode ()
   "Reconfigure dhall mode for your own purposes."
   (lsp))
 
-(add-hook 'dhall-mode-hook 'icejam-lang-dhall/activate-dhall-mode)
+(add-hook 'dhall-mode-hook 'icejam-lang/activate-dhall-mode)
 (add-hook 'dhall-mode-hook 'display-line-numbers-mode)
 
 (provide 'icejam-lang-dhall)
diff --git a/lisp/langs/icejam-lang-elisp.el b/lisp/langs/icejam-lang-elisp.el
index e5a00fc..c03dc4d 100644
--- a/lisp/langs/icejam-lang-elisp.el
+++ b/lisp/langs/icejam-lang-elisp.el
@@ -4,6 +4,8 @@
 
 (require 'icejam-prog-mode)
 
+(declare-function column-enforce-n "column-enforce-mode" (number))
+
 (transient-define-prefix icejam/elisp-lang-menu ()
   "Elisp Buffer Commands."
   [""
diff --git a/lisp/langs/icejam-lang-elixir.el b/lisp/langs/icejam-lang-elixir.el
index 8753f41..0d1f336 100644
--- a/lisp/langs/icejam-lang-elixir.el
+++ b/lisp/langs/icejam-lang-elixir.el
@@ -6,8 +6,13 @@
 (require 'icejam-flycheck)
 (require 'icejam-transient)
 
+(declare-function lsp "lsp-mode" nil)
+(declare-function column-enforce-n "column-enforce-mode" (number))
+
 (use-package elixir-mode :defer t :straight t)
-(use-package elixir-ts-mode :requires (elixir-mode lsp-mode lsp-ui) :straight t)
+(use-package elixir-ts-mode :straight t
+  :requires (elixir-mode lsp-mode lsp-ui)
+  :defines (elixir-ts-mode-map))
 
 (add-to-list 'auto-mode-alist '("\\.exs\\'" . elixir-ts-mode))
 (add-to-list 'auto-mode-alist '("\\.ex\\'" . elixir-ts-mode))
@@ -38,6 +43,7 @@
   ;; If needed, switch the one below to false to disable documentation pop-ups
   ;; (setq-local lsp-ui-doc-enable t)
 
+  ;; Enable mode map
   (define-key elixir-ts-mode-map (kbd "C-c l") 'icejam/elixir-lang-menu)
 
   ;; Company list override
diff --git a/lisp/langs/icejam-lang-erlang.el b/lisp/langs/icejam-lang-erlang.el
index ff32633..5b4def7 100644
--- a/lisp/langs/icejam-lang-erlang.el
+++ b/lisp/langs/icejam-lang-erlang.el
@@ -6,44 +6,54 @@
 (require 'icejam-lsp)
 (require 'icejam-projectile)
 
+(declare-function lsp "lsp-mode" nil)
+(declare-function column-enforce-n "column-enforce-mode" (number))
+
 (use-package erlang
   :defer t
   :straight t
   :requires (lsp-mode lsp-ui))
 
-(cl-defun erlang/emacs-path (erlang-version)
+(cl-defun icejam/erlang-emacs-path (erlang-version)
+  "Find path to Emacs tooling for ERLANG-VERSION."
   (car (split-string
         (shell-command-to-string
          (format "find $HOME/.asdf/installs/erlang/%s/ -name erlang.el"
                  erlang-version)) "erlang.el")))
 
-(cl-defun erlang/erlang-path (erlang-version)
+(cl-defun icejam/erlang-path (erlang-version)
+  "Find asdf path for ERLANG-VERSION."
   (format "$HOME/.asdf/installs/erlang/%s/" erlang-version))
 
-(defun erlang/erlang-plist (erlang-version)
+(defun icejam/erlang-plist (erlang-version)
   "Create property list for ERLANG-VERSION."
   (list :version erlang-version
-        :erlang-path (erlang/erlang-path erlang-version)
-        :emacs-path (erlang/emacs-path erlang-version)))
+        :erlang-path (icejam/erlang-path erlang-version)
+        :emacs-path (icejam/erlang-emacs-path erlang-version)))
 
-(cl-defun erlang/installed-erlangs ()
+(cl-defun icejam/installed-erlangs ()
+  "List Erlang versions installed with asdf."
   (split-string
    (shell-command-to-string
     (format "asdf list erlang"))))
 
-(cl-defun erlang/available-versions--plist ()
-  (mapcar 'erlang/erlang-plist (erlang/installed-erlangs)))
+(cl-defun icejam/erlang-available-versions--plist ()
+  "Create plist for all installed Erlang versions."
+  (mapcar 'icejam/erlang-plist (icejam/installed-erlangs)))
 
-(defvar erlang/available-versions (erlang/available-versions--plist))
+(defvar icejam/erlang-available-versions (icejam/erlang-available-versions--plist))
 
-(cl-defun erlang/currently-in-use ()
+(cl-defun icejam/erlang-currently-in-use ()
+  "Get Erlang version currently in use."
   (car (split-string (shell-command-to-string "asdf current erlang"))))
 
-(cl-defun erlang/current-version--plistp (erlang-plist)
-  (equal (plist-get erlang-plist :version) (erlang/currently-in-use)))
+(cl-defun icejam/erlang-current-version--plistp (erlang-plist)
+  "Check if currently in use Erlang is the same as the one in ERLANG-PLIST."
+  (equal (plist-get erlang-plist :version) (icejam/erlang-currently-in-use)))
 
-(cl-defun erlang/current-plist ()
-  (seq-find 'erlang/current-version--plistp erlang/available-versions))
+(cl-defun icejam/erlang-current-plist ()
+  "Create plist from current Erlang version."
+  (seq-find 'erlang/current-version--plistp icejam/erlang-available-versions))
 
 ;; Flycheck checker for Erlang
 (flycheck-define-checker erlang-otp
@@ -60,7 +70,7 @@
   "All things for all Erlang, including header files."
   (when (featurep 'erlang-start) (unload-feature 'erlang-start))
 
-  (defvar erlang/current-erlang (erlang/current-plist))
+  (defvar erlang/current-erlang (icejam/erlang-current-plist))
 
   (add-to-list (make-local-variable 'load-path)
                (plist-get erlang/current-erlang :emacs-path))
diff --git a/lisp/langs/icejam-lang-gleam.el b/lisp/langs/icejam-lang-gleam.el
index 7b591ac..41e19ac 100644
--- a/lisp/langs/icejam-lang-gleam.el
+++ b/lisp/langs/icejam-lang-gleam.el
@@ -19,13 +19,13 @@
               :repo "gleam-lang/gleam-mode"
               :files ("gleam-mode.el" "tree-sitter-gleam")))
 
-(defun icejam-lang-gleam/activate-gleam-mode ()
+(defun icejam-lang/activate-gleam-mode ()
   "All things Gleam."
   (icejam/set-indent 2)
   (column-enforce-n 100)
   (lsp))
 
-(add-hook 'gleam-mode-hook 'icejam-lang-gleam/activate-gleam-mode)
+(add-hook 'gleam-mode-hook 'icejam-lang/activate-gleam-mode)
 
 (provide 'icejam-lang-gleam)
 ;;; icejam-lang-gleam.el ends here
diff --git a/lisp/langs/icejam-lang-markdown.el b/lisp/langs/icejam-lang-markdown.el
index 1422bda..7010d31 100644
--- a/lisp/langs/icejam-lang-markdown.el
+++ b/lisp/langs/icejam-lang-markdown.el
@@ -9,7 +9,7 @@
   :defer t
   :init (setq-default markdown-command "pandoc"))
 
-(defun icejam-lang-markdown/activate-markdown-mode ()
+(defun icejam-lang/activate-markdown-mode ()
   "Reconfigure markdown mode for your own purposes."
   (icejam/set-indent 2)
   (column-enforce-n 10000)
@@ -21,7 +21,7 @@
   (define-key markdown-mode-map (kbd "C-c <down>") nil)
   (define-key markdown-mode-map (kbd "C-c C-v") 'markdown-preview))
 
-(add-hook 'markdown-mode-hook 'icejam-lang-markdown/activate-markdown-mode)
+(add-hook 'markdown-mode-hook 'icejam-lang/activate-markdown-mode)
 (add-hook 'markdown-mode-hook 'display-line-numbers-mode)
 
 (provide 'icejam-lang-markdown)
diff --git a/lisp/langs/icejam-lang-ocaml.el b/lisp/langs/icejam-lang-ocaml.el
index c970099..9f7e22f 100644
--- a/lisp/langs/icejam-lang-ocaml.el
+++ b/lisp/langs/icejam-lang-ocaml.el
@@ -66,8 +66,8 @@
 ;; Use tuareg-opam with lock files
 (add-to-list 'auto-mode-alist '("\\.opam.locked\\'" . tuareg-opam-mode))
 
-(transient-define-prefix icejam-lang-ocaml/reasonml-context-menu ()
-  "ReasonML Actions"
+(transient-define-prefix icejam-lang/reasonml-context-menu ()
+  "ReasonML Actions."
   ["ReasonML actions"
    [""
     ("r" "Reload"   icejam-revert-buffer-no-confirm)
@@ -79,16 +79,16 @@
    ("q" "Quit"      keyboard-quit)])
 
 
-(defun icejam-lang-ocaml/activate-reason-mode ()
+(defun icejam-lang/activate-reason-mode ()
   "Generate reason config."
   (define-key
-    reason-mode-map (kbd "C-c l") 'icejam-lang-ocaml/reasonml-context-menu))
+    reason-mode-map (kbd "C-c l") 'icejam-lang/reasonml-context-menu))
 
 ;; Reason setup
 (add-hook 'reason-mode-hook
           (lambda ()
             (add-hook 'before-save-hook #'refmt-before-save)))
-(add-hook 'reason-mode-hook 'icejam-lang-ocaml/activate-reason-mode)
+(add-hook 'reason-mode-hook 'icejam-lang/activate-reason-mode)
 (add-hook 'reason-mode-hook 'merlin-mode)
 
 (provide 'icejam-lang-ocaml)
diff --git a/lisp/langs/icejam-lang-other.el b/lisp/langs/icejam-lang-other.el
index 588b47f..f436c21 100644
--- a/lisp/langs/icejam-lang-other.el
+++ b/lisp/langs/icejam-lang-other.el
@@ -24,11 +24,11 @@
 ;; Yaml
 (use-package yaml-mode :straight t :defer t :requires (lsp))
 
-(defun icejam-lang-yaml/activate-yaml-mode ()
+(defun icejam-lang/activate-yaml-mode ()
   "Activate yaml-mode."
   (lsp))
 
-(add-hook 'yaml-mode-hook 'icejam-lang-yaml/activate-yaml-mode)
+(add-hook 'yaml-mode-hook 'icejam-lang/activate-yaml-mode)
 
 ;; Other text files
 (use-package json-mode :straight t :defer t)
diff --git a/lisp/langs/icejam-lang-php.el b/lisp/langs/icejam-lang-php.el
index e1654a2..9751026 100644
--- a/lisp/langs/icejam-lang-php.el
+++ b/lisp/langs/icejam-lang-php.el
@@ -32,7 +32,7 @@
    ("q" "Quit"        keyboard-quit)])
 
 
-(defun icejam-lang-php/activate-php-mode ()
+(defun icejam-lang/activate-php-mode ()
   "All things php."
   (icejam/set-indent 4)
   (column-enforce-n 80)
@@ -43,7 +43,7 @@
   (add-to-list (make-local-variable 'company-backends)
                '(company-capf company-yasnippet)))
 
-(add-hook 'php-mode-hook 'icejam-lang-php/activate-php-mode)
+(add-hook 'php-mode-hook 'icejam-lang/activate-php-mode)
 
 (provide 'icejam-lang-php)
 ;;; icejam-lang-php.el ends here
diff --git a/lisp/langs/icejam-lang-python.el b/lisp/langs/icejam-lang-python.el
index 35aab4d..7788f1e 100644
--- a/lisp/langs/icejam-lang-python.el
+++ b/lisp/langs/icejam-lang-python.el
@@ -19,7 +19,7 @@
    ("q" "Quit"        keyboard-quit)])
 
 
-(defun icejam-lang-python/activate-python-mode ()
+(defun icejam-lang/activate-python-mode ()
   (lsp)
 
   (column-enforce-n 99)
@@ -30,7 +30,7 @@
   (add-to-list (make-local-variable 'company-backends)
                '(company-capf company-yasnippet)))
 
-(add-hook 'python-mode-hook 'icejam-lang-python/activate-python-mode)
+(add-hook 'python-mode-hook 'icejam-lang/activate-python-mode)
 
 (provide 'icejam-lang-python)
 ;;; icejam-lang-python.el ends here
diff --git a/lisp/langs/icejam-lang-ruby.el b/lisp/langs/icejam-lang-ruby.el
index b8db5ae..24cbc0e 100644
--- a/lisp/langs/icejam-lang-ruby.el
+++ b/lisp/langs/icejam-lang-ruby.el
@@ -10,7 +10,7 @@
 (use-package rbs-mode :straight t :defer t)
 
 (use-package enh-ruby-mode
-  :requires (rspec-mode ruby-end)
+  :requires (rspec-mode ruby-end lsp)
   :straight t
   :defer t)
 
@@ -24,6 +24,9 @@
   ;; Do not insert magic encoding comment at the begining of each file
   (setq ruby-insert-encoding-magic-comment nil)
 
+  ;; Start LSP
+  (lsp)
+
   ;; Company list override
   (add-to-list (make-local-variable 'company-backends)
                '(company-capf company-yasnippet)))
@@ -33,7 +36,7 @@
 (add-hook 'enh-ruby-mode-hook 'ruby-end-mode)
 (eval-after-load 'rspec-mode
   '(rspec-install-snippets))
-(add-hook 'enh-ruby-mode-hook 'icejam/activate-ruby-mod)
+(add-hook 'enh-ruby-mode-hook 'icejam/activate-ruby-mode)
 ;; (add-hook 'enh-ruby-mode-hook 'lsp-deferred)
 
 (provide 'icejam-lang-ruby)
diff --git a/lisp/themes/icejam-tronesque.el b/lisp/themes/icejam-tronesque.el
index 71b998f..b232896 100644
--- a/lisp/themes/icejam-tronesque.el
+++ b/lisp/themes/icejam-tronesque.el
@@ -328,7 +328,7 @@ More information on Tron: https://en.wikipedia.org/wiki/Tron")
                       :box `(:line-width 2 :color ,orange :style nil))
   )
 
-(defun tronesque-mode-line ()
+(defun icejam/tronesque-mode-line ()
   "Change default mode-line."
   (interactive)
   (setq-default
@@ -364,7 +364,7 @@ More information on Tron: https://en.wikipedia.org/wiki/Tron")
      mode-line-end-spaces)))
 
 ;; Helper function
-(defun shorten-directory (dir max-length)
+(defun icejam/shorten-directory (dir max-length)
   "Show up a directory named `DIR' with `MAX-LENGTH' characters."
   (let ((path (reverse (split-string (abbreviate-file-name dir) "/")))
         (output ""))